他们正在进行实验的复制以确认最初的结果。

They are performing a ___replication of the experiment to confirm the original findings.

他对批评的回应采用了类似的逻辑进行反驳。

His ___replication to the criticism used similar logic to counter it.

科学家们正在研究病毒如何在人体内进行自我复制。

Scientists are studying how the virus achieves ___replication in the human body.